647980848

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{383}}^1$

素因数の和:807

約数の個数: 120

約数和(自身を含む): 1881784320

約数和(自身を除く): 1233803472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 379, 383, 496, 558, 744, 758, 766, 1116, 1137, 1149, 1488, 1516, 1532, 2232, 2274, 2298, 3032, 3064, 3411, 3447, 4464, 4548, 4596, 6064, 6128, 6822, 6894, 9096, 9192, 11749, 11873, 13644, 13788, 18192, 18384, 23498, 23746, 27288, 27576, 35247, 35619, 46996, 47492, 54576, 55152, 70494, 71238, 93992, 94984, 105741, 106857, 140988, 142476, 145157, 187984, 189968, 211482, 213714, 281976, 284952, 290314, 422964, 427428, 435471, 563952, 569904, 580628, 845928, 854856, 870942, 1161256, 1306413, 1691856, 1709712, 1741884, 2322512, 2612826, 3483768, 4499867, 5225652, 6967536, 8999734, 10451304, 13499601, 17999468, 20902608, 26999202, 35998936, 40498803, 53998404, 71997872, 80997606, 107996808, 161995212, 215993616, 323990424, 647980848]

約数ペア:

[(1, 647980848), (2, 323990424), (3, 215993616), (4, 161995212), (6, 107996808), (8, 80997606), (9, 71997872), (12, 53998404), (16, 40498803), (18, 35998936), (24, 26999202), (31, 20902608), (36, 17999468), (48, 13499601), (62, 10451304), (72, 8999734), (93, 6967536), (124, 5225652), (144, 4499867), (186, 3483768), (248, 2612826), (279, 2322512), (372, 1741884), (379, 1709712), (383, 1691856), (496, 1306413), (558, 1161256), (744, 870942), (758, 854856), (766, 845928), (1116, 580628), (1137, 569904), (1149, 563952), (1488, 435471), (1516, 427428), (1532, 422964), (2232, 290314), (2274, 284952), (2298, 281976), (3032, 213714), (3064, 211482), (3411, 189968), (3447, 187984), (4464, 145157), (4548, 142476), (4596, 140988), (6064, 106857), (6128, 105741), (6822, 94984), (6894, 93992), (9096, 71238), (9192, 70494), (11749, 55152), (11873, 54576), (13644, 47492), (13788, 46996), (18192, 35619), (18384, 35247), (23498, 27576), (23746, 27288)]